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module Clamp
module Messages
def messages=(new_messages)
messages.merge!(new_messages)
end
def message(key, options = {})
format(messages.fetch(key), options)
end
def clear_messages!
init_default_messages
end
private
DEFAULTS = {
:too_many_arguments => "too many arguments",
:option_required => "option '%<option>s' is required",
:option_or_env_required => "option '%<option>s' (or env %<env>s) is required",
:option_argument_error => "option '%<switch>s': %<message>s",
:parameter_argument_error => "parameter '%<param>s': %<message>s",
:env_argument_error => "$%<env>s: %<message>s",
:unrecognised_option => "Unrecognised option '%<switch>s'",
:no_such_subcommand => "No such sub-command '%<name>s'",
:no_value_provided => "no value provided",
:usage_heading => "Usage",
:parameters_heading => "Parameters",
:subcommands_heading => "Subcommands",
:options_heading => "Options"
}.freeze
def messages
init_default_messages unless defined?(@messages)
@messages
end
def init_default_messages
@messages = DEFAULTS.dup
end
end
extend Messages
end
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